xref: /linux/tools/perf/util/thread.h (revision 5499b45190237ca90dd2ac86395cf464fe1f4cc7)
1 #ifndef __PERF_THREAD_H
2 #define __PERF_THREAD_H
3 
4 #include <linux/rbtree.h>
5 #include <unistd.h>
6 #include "symbol.h"
7 
8 struct map_groups {
9 	struct rb_root		maps[MAP__NR_TYPES];
10 	struct list_head	removed_maps[MAP__NR_TYPES];
11 };
12 
13 struct thread {
14 	struct rb_node		rb_node;
15 	struct map_groups	mg;
16 	pid_t			pid;
17 	char			shortname[3];
18 	bool			comm_set;
19 	char			*comm;
20 	int			comm_len;
21 };
22 
23 void map_groups__init(struct map_groups *self);
24 int thread__set_comm(struct thread *self, const char *comm);
25 int thread__comm_len(struct thread *self);
26 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);
27 void thread__insert_map(struct thread *self, struct map *map);
28 int thread__fork(struct thread *self, struct thread *parent);
29 size_t map_groups__fprintf_maps(struct map_groups *self, FILE *fp);
30 size_t perf_session__fprintf(struct perf_session *self, FILE *fp);
31 
32 void maps__insert(struct rb_root *maps, struct map *map);
33 struct map *maps__find(struct rb_root *maps, u64 addr);
34 
35 static inline void map_groups__insert(struct map_groups *self, struct map *map)
36 {
37 	 maps__insert(&self->maps[map->type], map);
38 }
39 
40 static inline struct map *map_groups__find(struct map_groups *self,
41 					   enum map_type type, u64 addr)
42 {
43 	return maps__find(&self->maps[type], addr);
44 }
45 
46 static inline struct map *thread__find_map(struct thread *self,
47 					   enum map_type type, u64 addr)
48 {
49 	return self ? map_groups__find(&self->mg, type, addr) : NULL;
50 }
51 
52 void thread__find_addr_map(struct thread *self,
53 			   struct perf_session *session, u8 cpumode,
54 			   enum map_type type, u64 addr,
55 			   struct addr_location *al);
56 
57 void thread__find_addr_location(struct thread *self,
58 				struct perf_session *session, u8 cpumode,
59 				enum map_type type, u64 addr,
60 				struct addr_location *al,
61 				symbol_filter_t filter);
62 struct symbol *map_groups__find_symbol(struct map_groups *self,
63 				       enum map_type type, u64 addr,
64 				       symbol_filter_t filter);
65 
66 static inline struct symbol *map_groups__find_function(struct map_groups *self,
67 						       u64 addr,
68 						       symbol_filter_t filter)
69 {
70 	return map_groups__find_symbol(self, MAP__FUNCTION, addr, filter);
71 }
72 
73 struct map *map_groups__find_by_name(struct map_groups *self,
74 				     enum map_type type, const char *name);
75 
76 int __map_groups__create_kernel_maps(struct map_groups *self,
77 				     struct map *vmlinux_maps[MAP__NR_TYPES],
78 				     struct dso *kernel);
79 int map_groups__create_kernel_maps(struct map_groups *self,
80 				   struct map *vmlinux_maps[MAP__NR_TYPES]);
81 
82 struct map *map_groups__new_module(struct map_groups *self, u64 start,
83 				   const char *filename);
84 #endif	/* __PERF_THREAD_H */
85